private Task SendSpansAsync(LightStepReport report, CancellationToken cancellationToken)
{
var requestUri = this.options.Satellite;
var request = new HttpRequestMessage(HttpMethod.Post, requestUri);
var jsonReport = JsonConvert.SerializeObject(report);
request.Content = new StringContent(jsonReport, Encoding.UTF8, "application/json");
return(this.PostSpansAsync(this.httpClient, request, cancellationToken));
}
private Task SendSpansAsync(LightStepReport report, CancellationToken cancellationToken)
{
var requestUri = this.options.Satellite;
var request = new HttpRequestMessage(HttpMethod.Post, requestUri);
var jsonReport = JsonConvert.SerializeObject(report);
request.Content = new StringContent(jsonReport, Encoding.UTF8, "application/json");
// avoid cancelling here: this is no return point: if we reached this point
// and cancellation is requested, it's better if we try to finish sending spans rather than drop it
return(this.PostSpansAsync(this.httpClient, request));
}
public override async Task <ExportResult> ExportAsync(IEnumerable <Span> spanDataList, CancellationToken cancellationToken)
{
var lsReport = new LightStepReport
{
Auth = new Authentication {
AccessToken = this.options.AccessToken
},
Reporter = new Reporter
{
// TODO: ReporterID should be randomly generated.
ReporterId = 219,
Tags = new List <Tag>
{
new Tag {
Key = "lightstep.component_name", StringValue = this.options.ServiceName
},
},
},
};
foreach (var data in spanDataList)
{
lsReport.Spans.Add(data.ToLightStepSpan());
}
try
{
await this.SendSpansAsync(lsReport, cancellationToken).ConfigureAwait(false);
return(ExportResult.Success);
}
catch (Exception)
{
// TODO distinguish retryable exceptions
return(ExportResult.FailedNotRetryable);
}
}
